﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Test2
{
    class Area
    {
        public double Area1 (double a,double b) { 
          return a * b;
        }
        public double Area1(double r) {
            return 3.14 * r;
        }
    }
}
